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Finding the Fourth Proportional to 64,114.71, 88,477.80 and 35,436.30

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Solution

The fourth proportional to 64,114.71, 88,477.80 and 35,436.30 is: 48,901.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,114.71 : 88,477.80 = 35,436.30 : x
  2. Step 2: Convert to fraction form
    64,114.71/88,477.80 = 35,436.30/x
  3. Step 3: Cross multiply
    64,114.71x = 88,477.80 × 35,436.30
  4. Step 4: Simplify right side
    64,114.71x = 3,135,325,864.14
  5. Step 5: Solve for x
    x = 3,135,325,864.14/64,114.71
  6. Step 6: Final answer
    x = 48,901.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.